Parts list: № Number Qty Name Options 1 AL207672 2 Wheel TW20BX42, For Tire Size Refer to Tire Manual of Manufacturer Next page: ST478212 Steel Disk Rear Wheels, 2 Position, TW18LX42, 335 mm Bolt Circle Diameter ST478261 Mounting Parts, Front Wheels ST708288 Steel Disk Rear Wheels, 2 Position, TW23BX38, 275 mm Bolt Circle Diameter ST709298 Steel Disk Rear Wheels, 2 Position, TW25BX38 ST709330 Steel Disk Rear Wheels, 16 Position, TW20BX42, 275 mm Bolt Circle Diameter, W/ Reinforcement ST342184 Steel Disk Rear Wheels, Adjustable, 8 Position, W15LX38 ST1053494 Steel Disk Rear Wheels, Adjustable, 16 Position, DW12X50 ST1052621 Steel Disk Rear Wheels, 2 Position, TW20BX42, 335 mm Bolt Circle Diameter ST1021564 Cast Rear Wheel Rims, DW10X50, Rack and Pinion Axle ST1021549 Cast Rear Wheel Rims, TW16LX46, Rack and Pinion Axle